=55÷0.55
100
942÷37.68+55.4
=25+55.4
=80.4
1.57÷3. 14-0.2
=0.5-0.2
=0.3
785÷ 15.7×3
=50×3
= 150
18.84÷3. 14÷4
=6÷4
= 1.5
1570÷ 15.7÷ 1000
= 100÷ 1000
=0. 1